update 4.4 kernel to 5258940 for x86_64

/google/data/ro/projects/android/fetch_artifact --bid 5258940 --target kernel 'bzImage'

Change-Id: I6e1db2e9b228975b5176bbf092519c88b23cf24a
diff --git a/x86_64/4.4/kernel-qemu2 b/x86_64/4.4/kernel-qemu2
index 59733a7..99e751f 100644
--- a/x86_64/4.4/kernel-qemu2
+++ b/x86_64/4.4/kernel-qemu2
Binary files differ